ESP32: i2s_init requires I2S_STEPPER_STREAM

Marlin/src/HAL/ESP32/HAL.cpp

@@ -86,7 +86,7 @@ volatile int numPWMUsed = 0,
 
 #endif
 
-void HAL_init() { i2s_init(); }
+void HAL_init() { TERN_(I2S_STEPPER_STREAM, i2s_init()); }
 
 void HAL_init_board() {
 

Marlin/src/pins/esp32/pins_MRR_ESPA.h

@@ -42,12 +42,10 @@
 //
 // Disable I2S stepper stream
 //
-#ifdef I2S_STEPPER_STREAM
+#undef I2S_STEPPER_STREAM
-  #undef I2S_STEPPER_STREAM
+#undef I2S_WS
-#endif
+#undef I2S_BCK
-#define I2S_WS                                -1
+#undef I2S_DATA
-#define I2S_BCK                               -1
-#define I2S_DATA                              -1
 
 //
 // Limit Switches

Marlin/src/pins/esp32/pins_MRR_ESPE.h

@@ -52,12 +52,10 @@
 //
 #undef I2S_STEPPER_STREAM
 #define I2S_STEPPER_STREAM
-
-#undef LIN_ADVANCE                                // Currently, I2S stream does not work with linear advance
-
 #define I2S_WS                                26
 #define I2S_BCK                               25
 #define I2S_DATA                              27
+#undef LIN_ADVANCE                                // Currently, I2S stream does not work with linear advance
 
 //
 // Steppers